#78E5F5
Closest named color: Robin's Egg (#6DEDFD). oklch(86.3% 0.103 208), rgb(120, 229, 245).
Aa
Black text reads best on this color (14.32:1).
About this color
#78E5F5 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 86%, its chroma 0.103 and its hue 208°. Its hue sits on the cool side of the wheel. The nearest named color is Robin's Egg (#6DEDFD), ΔE 0.021 away. Black text reads best on it, at 14.32:1.
| Hue family | Teals and cyans |
| Lightness | light (86%) |
| Chroma | moderately saturated (0.103) |
| Temperature | cool |
| Nearest name | Robin's Egg (#6DEDFD) |
| Black text | 14.32:1 |
| White text | 1.46:1 |
Values
| HEX | #78E5F5 |
| RGB | rgb(120, 229, 245) |
| HSL | hsl(188, 86%, 72%) |
| OKLCH | oklch(86.3% 0.103 208) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #78E5F5 | 1.46:1 | Fails | Lc -24.9 | Dividers and decoration only |
| Black text on #78E5F5 | 14.32:1 | AAA | Lc 81.8 | Fine for body text |
| #78E5F5 text on white | 1.46:1 | Fails | Lc 21.9 | Dividers and decoration only |
| #78E5F5 text on black | 14.32:1 | AAA | Lc -81.4 | Fine for body text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 200.
-
Step 50
50
#E9F9FC
oklch(97.1% 0.017 210.2)
-
Step 100
100
#CEF2F7
oklch(93.7% 0.038 206.8)
-
Step 200
200 (this color)
#78E5F5
oklch(86.3% 0.103 208)
-
Step 300
300
#2CD8ED
oklch(81% 0.132 207.9)
-
Step 400
400
#00B5C8
oklch(70.7% 0.122 208)
-
Step 500
500
#009BAC
oklch(63.1% 0.109 208.4)
-
Step 600
600
#008290
oklch(55.5% 0.095 208)
-
Step 700
700
#006E7A
oklch(49.2% 0.085 207.9)
-
Step 800
800
#005A64
oklch(42.8% 0.073 207.9)
-
Step 900
900
#004B53
oklch(37.7% 0.065 207)
-
Step 950
950
#002D32
oklch(27.1% 0.046 206.3)
#78E5F5 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #D5DEF6 | 0.099 |
| Deuteranopia (no green cones) | #C1CFF5 | 0.090 |
| Tritanopia (no blue cones) | #1DEDEA | 0.052 |
| Achromatopsia (no color) | #D5D5D5 | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78E5F5
#78E5F5
oklch(86.3% 0.103 208)
- #FFC0B7
#FFC0B7
oklch(86.3% 0.074 27.9)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #78E5F5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin's Egg #6DEDFD ΔE 0.021
- Robin Egg Blue #8AF1FE ΔE 0.038
- Robin's Egg Blue #98EFF9 ΔE 0.042
- Celeste #A8DADC ΔE 0.053
- Powder Blue #B0E0E6 ΔE 0.054
- Bright Light Blue #26F7FD ΔE 0.055
- Light Blue #ADD8E6 ΔE 0.056
- Sky Blue #87CEEB ΔE 0.060
Use #78E5F5 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.